<http://schema.org/query-input>
"required name=search_term"^^<http://www.w3.org/2001/XMLSchema#string>
<http://ohoro.ru/dlya-detey/nashi/smeshariki-obuchayushaya-azbuka/azbuka-bezopasnosti/azbuka-bezopasnosti-seriya-21-na-tonkom-ldu>